Translation of "Upstate" in Japanese

I was on this road in upstate New York,

ニューヨーク州北部の道で

I made it to upstate, and I never left.

州の北部にやってきて ずっとそこに住んでいます

In a small town in upstate New York and Idaho,

それがニューヨーク州北部や アイダホの小さな町で起きるなら